<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>查询成绩</title>
</head>
<body>
    <h1>查询成绩</h1>
    <form action="/query" method="POST">
        <label for="username">用户名：</label>
        <input type="text" id="username" name="username" required>
        <button type="submit">查询</button>
    </form>
</body>
</html>
